Finding the Fourth Proportional to 3,237,270,011.04, 4,855,917,613.68 and 783,602,977.44
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Solution
The fourth proportional to 3,237,270,011.04, 4,855,917,613.68 and 783,602,977.44 is: 1,175,407,515.38
Step by Step Solution
- Step 1: Write the proportion equation
3,237,270,011.04 : 4,855,917,613.68 = 783,602,977.44 : x - Step 2: Convert to fraction form
3,237,270,011.04/4,855,917,613.68 = 783,602,977.44/x - Step 3: Cross multiply
3,237,270,011.04x = 4,855,917,613.68 × 783,602,977.44 - Step 4: Simplify right side
3,237,270,011.04x = 3,805,111,500,282,988,032 - Step 5: Solve for x
x = 3,805,111,500,282,988,032/3,237,270,011.04 - Step 6: Final answer
x = 1,175,407,515.38
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.